ATOS for BooksAdvantage-TASA Open Standard book readability score, used for example within the Renaissance Learning Accelerated Reader scheme. <ComplexityCode> is a real number between 0 and 17. See http://www.renaissance.com/products/accelerated-reader/atos-analyzer

25

✽

32

08

Flesch-Kincaid Grade LevelFlesch-Kincaid Grade Level Formula, a standard readability measure based on the weighted number of syllables per word and words per sentence. <ComplexityCode> is a real number typically between about -1 and 20

26

✽

32

09

Guided Reading LevelUse this code for books levelled by the publisher or a third party using the Fountas and Pinnell Guided Reading methodology

30

✽

32

10

Reading Recovery LevelUsed for books aimed at K-2 literacy intervention. <ComplexityCode> is an integer between 1 and 20

30

✽

version detail

An ellipsis indicates a codelist or code has more detailed sub-codes

Click on a code description to reveal these ‘descendant’ codes

Indentation indicates the ancestors and descendants of a code

Click on the ✽ or ? to see or hide the usage notes

Red bars indicate deprecated codes

Search for text in code descriptions (for example ‘paperback’) using the search field at the top

Searches are not case-sensitive, and search both the code headings and any notes

You don’t need to use complete words (eg ‘paperb’)

You can also search for ONIX XML data elements (eg ‘<ProductIDType>’) or by codelist number

Click on a search result to see it ‘in context’ with its ancestor and descendant codes

A click on ‘Heading’ or a blank search returns you to the top level of the hierarchy

Click on the code or codelist number to copy the code to the clipboard